Description

exposing every wire and hammer so students trace the bell's electromagnetic action

Compares radiant-heat absorption through paired surfaces and a white screen

Rounds out a comparative thermal-conductivity set with zinc at a moderate conductivity value

3-inch base with a 2

Narrow-Angle Glass Prism, 30° x 75° x 75° Biology_Entomology & Zoology exposing every wire and hammerWider apex 30 x 75 x 75 glass wedge prism, the geometry approaching minimum deviation behavior where small apex shifts produce visible refraction angle changes.

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Narrow-Angle Glass Prism, 30° x 75° x 75° Biology_Entomology & Zoology exposing every wire and hammer

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